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  • 1
    Electronic Resource
    Electronic Resource
    Springer
    Pure and applied geophysics 13 (1948), S. 1-3 
    ISSN: 1420-9136
    Source: Springer Online Journal Archives 1860-2000
    Topics: Geosciences , Physics
    Type of Medium: Electronic Resource
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  • 2
    Electronic Resource
    Electronic Resource
    Springer
    Pure and applied geophysics 49 (1961), S. 43-60 
    ISSN: 1420-9136
    Source: Springer Online Journal Archives 1860-2000
    Topics: Geosciences , Physics
    Description / Table of Contents: Summary In the first part a further simple method is given for the determination of the epicentre of near earthquake. [Equ. (6)–(7)]. For distances or accuracies, by which the earth curvature is already to take in calculation, correction members are given in part 2 and 3. [Equ. (6a)]. For larger distances, resp. greater accuracies we can favourably apply spherical relations [part 4, Equ. (1c)], of which we can gain by series development further members. It will be often advantageous for adjustment to calculate the geographical coordinates of the epicentre [part 5: Equ. (18)–(24)].
    Notes: Zusammenfassung Es wird im ersten Teil ein weiteres einfaches Verfahren zur ebenen Bestimmung der Epizentren von nahen Erdbeben angegeben [Gleichungen (6)–(7)]. Für Entfernungen, oder Genauigkeiten, bei denen die Erdkrümmung schon zu berücksichtigen ist, werden im zweiten und dritten Teil Korrektionsglieder entwickelt: Gleichung (6a). Bei noch grösseren Entfernungen, bzw. Genauigkeitsforderungen geht man vorteilhaft aus sphärischen Beziehungen aus [Vierter Teil: Gleichungen (lc)], aus deren Reihenentwicklung noch weitere Glieder berücksichtigt werden können. Für die Ausgleichung wird es aber meist vorteilhafter sein, die geographischen Koordinaten des Epizentrums zu berechnen [Fünfter Teil: Gleichungen (18–24)].
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  • 3
    Electronic Resource
    Electronic Resource
    Springer
    Pure and applied geophysics 52 (1962), S. 53-58 
    ISSN: 1420-9136
    Source: Springer Online Journal Archives 1860-2000
    Topics: Geosciences , Physics
    Description / Table of Contents: Summary With the aid of the spherical trigonometry and the adjustment, methods are given to determin the best-fitting plane for a given set of directions through a common point.
    Notes: Zusammenfassung Es werden mit Hilfe der sphärischen Trigonometrie und der Ausgleichsrechnung Methoden angegeben, die die Berechnung der bestanschmiegenden Ebene an eine Anzahl von Geraden mit einem gemeinsamen Punkt ermöglichen.
    Type of Medium: Electronic Resource
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  • 4
    Electronic Resource
    Electronic Resource
    Springer
    Pure and applied geophysics 27 (1954), S. 87-97 
    ISSN: 1420-9136
    Source: Springer Online Journal Archives 1860-2000
    Topics: Geosciences , Physics
    Notes: Summary Approximate adjustment do not always allow the determination of the reflecting plane with the necessary accuracy. The latter may be increased by severe adjustment. One of severe systems supposes equally high seismic detectors placed in the same plane [Equation (5)]. But, on the one hand, this proved to be a protracted procedure, on the other hand, the conversion to equal highness does not seem to be simple [Equation (9)]. We reach our aim in a more simple way, if we make the measurements by employing the method of indirect observations so, that we obtain the most probable values of the coordinates belonging to the image of the shotpoint and of the propagation velocity [Equ. (10)–(14)]. From the adjustment we may calculate the mean square errors of the unknown quantities [Equ. (20)–(21)]. The approximate values needed for the adjustment we may calculate best from the lineare equations (23).
    Type of Medium: Electronic Resource
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  • 5
    Electronic Resource
    Electronic Resource
    Springer
    Pure and applied geophysics 75 (1969), S. 61-75 
    ISSN: 1420-9136
    Source: Springer Online Journal Archives 1860-2000
    Topics: Geosciences , Physics
    Description / Table of Contents: Summary The system of shot points I, II, ...A, B ... and geophones 1, 2 ...a, b according to Figure 1 assures — assuming horizontal reflector — by identical reflection point an advantageous determination of the average velocity and of the reflector by adjustment with equations (3)-(6). These equations can also be used if the reflector dips, as the error caused even by a dip of 11° of the reflector inv andN does not exceed 0.5 percent. The reflection point moves, however, simultaneously (see Figure 2) with the quantily Δr according to equations (17a). If the dip ϱ of the intersection line in the reflection plane is known, the more precise values ofv andN can be computed with the aid of equations (12) and (14). To determine the dip ϱ, the system of Figure 3 is most convenient, where the geophons 1, 2 ...a, b ... are attached to a shot inI/A. In the appendix some numerical solutions are given and practical consequences drawn.
    Notes: Zusammenfassung Die Anordnung der Schusspunkte I, II ...,A, B ... und der Geophone 1, 2, ...a, b ... nach Figur 1 ermöglicht — horizontalen Reflektor vorausgesetzt — bei demselben Reflexionspunkt eine gute Bestimmung der durchschnittlichen Geschwindigkeiit und des Reflektors durch Ausgleichung mit den Gleichungen (3)-(6). Die angegebenen Gleichungen können auch bei geneigtem Reflektor verwendet werden, da sogar bei 11° Neigung des Reflektors der dadurch verursachte Fehler inv undN unterhalb 0.5% bleibt. Der Reflexionspunkt wandert in diesem Falle allerdings (vgl. Figur 2) mit dem Betrag Δr im Sinne der Gleichung (17a) weiter. Kennt man die Neigung ϱ der Schnittgeraden in der Reflexionsebene, so kann man mit Hilfe der Gleichungen (12) und (14) die genaueren Werte vonv undN ermitteln. Zur Bestimmung des Neigungswinkels ϱ wird man vorteilhaft die Anordnung nach Figur 3 treffen, wo bei einem Schuss in I/A die Geophone in 1, 2 ...,a, b ... angeordnet sind. Aus den Messergebnissen können wir ϱ durch Ausgleichung nach den Gleichungen (23) und (24) bestimmen. Im Anhang werden Zahlenbeispiele mit praktischen Folgerungen angegeben.
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  • 6
    Electronic Resource
    Electronic Resource
    Springer
    Pure and applied geophysics 48 (1961), S. 27-34 
    ISSN: 1420-9136
    Source: Springer Online Journal Archives 1860-2000
    Topics: Geosciences , Physics
    Description / Table of Contents: Summary A new automatic bubble-level test set for levels of high sensibility is described which was constructed by the Geodetical Research Laboratory of the Hungarian Academy of Sciences. By the description of the bubble-level test set the construction fundamentals also are given, and finally the checking of the bubble-level test set described too.
    Notes: Zusammenfassung Es wird ein neuer automatischer Libellenprüfer für Sekundenlibellen beschrieben, der im Geodätischen Forschungslaboratorium der Ung. Akademie der Wissenschaften entwickelt wurde. Bei der Beschreibung des Libellenprüfers werden auch die Konstruktionsgrundsätze angeführt und zum Schluß die Prüfung des Libellenprüfers selbst angegeben.
    Type of Medium: Electronic Resource
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  • 7
    Electronic Resource
    Electronic Resource
    Springer
    Pure and applied geophysics 14 (1949), S. 37-49 
    ISSN: 1420-9136
    Source: Springer Online Journal Archives 1860-2000
    Topics: Geosciences , Physics
    Notes: Summary It is pointed out here that instead of adjustment of the Δg-values at theEötvös Torsion Balance measurements, it is better to adjust the gradients of gravity themselves by wich we can achieve uniformity between the gradients and the Δg-values i. e. isogammes, free of contradiction by the calculation from these gradients. The corrections are not to be attached to the total gradients, but to the measured gradients in directionx andy. Remarks to the choise of weight of adjust and to the rejection of systematic errors. Common correction of Torsion Balance and Gravimeter measurements. In appendix it is given an complety counted example.
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  • 8
    ISSN: 1420-9136
    Source: Springer Online Journal Archives 1860-2000
    Topics: Geosciences , Physics
    Type of Medium: Electronic Resource
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  • 9
    Publication Date: 1975-11-01
    Print ISSN: 0012-8252
    Electronic ISSN: 1872-6828
    Topics: Geography , Geosciences
    Published by Elsevier
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  • 10
    Publication Date: 1977-08-01
    Print ISSN: 0040-1951
    Electronic ISSN: 1879-3266
    Topics: Geosciences , Physics
    Published by Elsevier
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